Side by side georeferenced maps viewer - Map images

Search:

Modern PlacenamesUK World

Search using a current placename (eg. towns, farms, streets) from Nominatim / OpenStreetMap, as well as the Definitive Gazetteer for Scotland

National Grid Ref., Lat,Lon or Postcode:

Search using a National Grid Reference in various forms:
"NT27", "NT 263 721", "NT263721", "NT2637572134", "326375,672134",
or latitude,longitude: "52.456,-2.123",
or Postcode "EH", "EH9", "EH9 1", "EH9 1SL", "EH91SL"

OS six-inch 1888-1913 names:

Search an historic name from the GB1900 gazetteer of names on the OS six-inch 1888-1913 maps

Search Trench Map Coordinates:

Search using Trench Map Coordinates, eg.
28.I.8
36C.S.22.c
62d.J.19.b.4.3

County / Parish:

Parish:

Show my location?

Choose a layer (left-hand map):

1. Select a category:

2. Select a map / map series:

Zoom to this layer's extents View single List

Browse and select overlay layers as a split-list - using both drop-down lists

Sort list below by Relevance Scale Date

Zoom to this layer's extents View split lists

Browse and select overlay layers as a single list. Sort by relevance, scale, or date

Filter layers

Choose a layer (right-hand map):

1. Select a category:

2. Select a map / map series:

Zoom to this layer's extents View single List

Sort list below by Relevance Scale Date

Zoom to this layer's extents View split lists

Filter layers

Remove top layer

Export Format: KMLGPXGeoJSON GeoJSON (BNG)

Side by Side - Help

This application allows you to compare all our georeferenced maps to each other and to modern map or satellite layers in a split-screen viewer.

You can toggle a central vertical Swipe bar off and on in the header.

Read the Help to the lower left for further guidance.

Click the cross (top right) to close this window.

Don't show this message again

Light Pollution / Dark Skies Key

Each pixel shows the level of radiance (night lights) shining up into the night sky. These have been categorised into colour bands to distinguish between different light levels. Further information.

Map images

Choose a layer (left-hand map):

Filter layers by date

Filter layers by scale

Filter layers by keyword

Filter layers by keyword

Choose a layer (right-hand map):

Filter layers by date

Filter layers by scale

Filter layers by keyword

Filter layers by keyword

Side by Side - Help

Read the Help to the lower left for further guidance.

Land Cover 2021 Key

Light Pollution / Dark Skies Key